55256822 has 8 divisors (see below), whose sum is σ = 83690256. Its totient is φ = 27360072.

The previous prime is 55256813. The next prime is 55256827. The reversal of 55256822 is 22865255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55256827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133913 + ... + 134324.

It is an arithmetic number, because the mean of its divisors is an integer number (10461282).

Almost surely, 2^55256822 is an apocalyptic number.

55256822 is a deficient number, since it is larger than the sum of its proper divisors (28433434).

55256822 is a wasteful number, since it uses less digits than its factorization.

55256822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268342.

The product of its digits is 48000, while the sum is 35.

The square root of 55256822 is about 7433.4932568746. The cubic root of 55256822 is about 380.8862555222.

The spelling of 55256822 in words is "fifty-five million, two hundred fifty-six thousand, eight hundred twenty-two".